Elodea (Elodea canadensis)

[ult_animation_block animation=”slideInLeft” animation_duration=”3″ animation_delay=”0″ animation_iteration_count=”1″] Leaves are broad and oval. It is often mistaken for Hydrilla. The leaves are dark green blade-like and are in whorls of three. Whorls are compact near the growth tip with spacing between the whorls gradually increasing as you go down the stem. Concerns: Can inhibit recreational activities such as…

Eel Grass (Wild Celery) (Vallisneria Americana)

[ult_animation_block animation=”slideInLeft” animation_duration=”3″ animation_delay=”0″ animation_iteration_count=”1″] A rooted, submerged plant often found in flowing water. The leaves are long, thin, ribbon-like and are commonly 3-4 feet long and clustered. The vein pattern in the leaves are very distinctive and resembles celery. Concern: Dense areas can interfere with recreational activities. [/ult_animation_block][ultimate_heading main_heading=”We are the lake management authority”…

Coontail (Ceratophyllum Demersum)

[ult_animation_block animation=”slideInLeft” animation_duration=”3″ animation_delay=”0″ animation_iteration_count=”1″] This is a free-floating, rootless submerged plant that often forms dense colonies. Leaves are green, forked, serrated and somewhat stiff or crunchy, with small teeth along one margin. It reproduces through very small seeds and fragmentation. Concern: If it grows out of control it can create a scummy appearance, limit…

Clasping Leaf Pondweed (Potamogeton Richardsonii)

[ult_animation_block animation=”slideInLeft” animation_duration=”3″ animation_delay=”0″ animation_iteration_count=”1″] The leaves partially surround the stem, they are densely spaced, lance shaped and have wavy or crinkled margins that often curve backwards. They have distinct veins and can be 2-13 cm long and 1-3 cm wide. Often mistaken for curly-leaf pondweed. Concern: Can form dense mats interfering with boating and…

Bladderwort (Utricularia spp.)

[ult_animation_block animation=”slideInLeft” animation_duration=”3″ animation_delay=”0″ animation_iteration_count=”1″] This is a free-floating plant that has no roots and has flowers on erect stems above the water. The plant is about 8 inches tall with yellowish flowers that have 3-lobes and a spur underneath. There are no true leaves on this plant. There are leaf branches called petioles that…

American, Long-leaf Pondweed (Potamogeton nodosus)

[ult_animation_block animation=”slideInLeft” animation_duration=”3″ animation_delay=”0″ animation_iteration_count=”1″] There are both floating and submerged leaves. The floating leaves are elliptical to oval and are 4-7 inches long and up to 2 inches wide. The submerged leaves are blade like, somewhat transparent and smaller than the floating leaves. The stem is rust colored and branched in threes. Concern: Can…

Pickerelweed (Pontederia cordata)

[ult_animation_block animation=”slideInLeft” animation_duration=”3″ animation_delay=”0″ animation_iteration_count=”1″] The leaves are glossy and heart shaped with long, air-filled stocks and firm blades. The leaf-blades have fine parallel veins. The leaves and flowers are above the water level and can reach 3.5 feet in height. The flower is a violet-blue color and lasts only a day. Concern: When they…

Cattail (Typpha spp.)

[ult_animation_block animation=”slideInLeft” animation_duration=”3″ animation_delay=”0″ animation_iteration_count=”1″] Leaves are flat to slightly rounded and can grow from 5-10 feet tall. They are a pale grayish-green in color. The stem reaches 5-10 feet tall, that is larger in the middle and smaller near the flower structure. Flowers are a dense dark brown, cigar-shape at the end of the…

Bulrush (Scirpus spp.)

[ult_animation_block animation=”slideInLeft” animation_duration=”3″ animation_delay=”0″ animation_iteration_count=”1″] There are several species of bulrush. They can grow up to 10 feet tall in shallow water or moist soil. The color can vary from light gray-green to dark olive green. There are no obvious leaves on the stems. They grow sheaths at the base of the stem. Concern: When…

Arrowhead (Sagittaria spp.)

[ult_animation_block animation=”slideInLeft” animation_duration=”3″ animation_delay=”0″ animation_iteration_count=”1″] Leaves are shaped like an arrowhead. They grow in clusters from the base and can be from less than a foot tall to over 4 feet tall. It may have some elliptical emergent leaves and sometimes will also have ribbon, or tongue-like submersed leaves. It has underground rootstocks with tubers…